FABACEAE 733 
4. M. polymorpha (A. Gray) Small. Stem spreading: stipules subulate or 
with a lanceolate base: leaflets 1-3; blades linear is d ie, 1-3 em. long: 
lateral calyx-lobes cy p standard mostly o 4.5 ng: loment- 
joints half-rhombie wide. ([M. o Ia polymorpha Vail.]— 
Pinelands, Coastal an a d La. 
5. M. arenicola Vail. Stem prostrate: pu pus lanceolate: leaflets 1—5; 
blades ovate- ipd to suborbicular, 1-2.5 e ong: a calyx-lobes ovate, 
cs or acutish pen uide less than 4. 5 mm. long: loment- um elliptic 
or oval, but inequilatera 2.5 wide. [D. linea ae (Miehx.) DC.]— 
Sandy soil, often in pine pea aa Plain and adj. Donum EA to La 
and Md. 
6. M. Michauxii Vail. Stem prostrate: stipules ovate: leaflets 3; blades 
ees 3-6 em. long: res Nri -lobes lanceolate, longer than kd 
1 lo 
tube, mi inate: standard 9-1 ong: loment-joints rounded on 
side half. rhombic on the other, abont $ 3 m wide. TD . rotundifolium (Mich: x. E 
c.]— DOLLAR-LEAF.)—Open woods a N. various provinces, Fla. 
" La., Minn., Ont., and Mass. 
7. M. ochroleuca (M. A. Curtis) eee bun decumbent: leaflets 3; 
blades rhombic- oe renee green, 2-5 ong: lower calyx-lobes lanceo- 
late, longer than the tube, the middle one tightly the dioi standard 4-6 
mm. long: keel-petals distinctly clawed: loment-joints oval to su dp c the 
sides glabrous.—Woods, Coastal Plain and adj. provinces, Fla. to Mo. and 
J. 
S 
8. M. glabella (Michx.) Kuntze. Stem procumbent: leaflets 2. e em. long; 
blades ovate or oval, bright-green: lower calyx-lobes lanceolate, longer than 
the tube, the middle one the largest: standard 7-9 mm. long: ke B -petals not 
aurieled, the blade extending to the base: loment-joints half-rhombic, the 
sides pubescent. [D. glabellum DC. D. hwmifusum DO.]—S8San AR soil, often 
in roeky plaees, various provinces, rarely Coastal Plain, Ala. to Mas 
- M. sessilifolia (Torr.) Kuntze. Stem erect: stipules linear: leaflets 2-5 
. long; blades linear or linear-elliptie, dg pubescent ben ERA ouk a 
o lobes deltoid, the markedly longer lower one triangular-l 
standard 5-6 mm. long: wings dilated near the tip: loment- a Bees 
half-obovate, 3-3.5 mm. wide.—W oods, open COD and river shores, various 
provinces, Miss. to Tex., Kans., Mich., and Mas 
10. M. stricta (Pursh) Kuntze. Stem erect: stipules setaceous: leaflets 2-5 
cm. p blades linear, retieulate, glabrous: lateral ci d peres E 
much longer lower one linear-subulate: stan d 28: 
dilated at the apex: loment-joints obliquely oho QE 
[D. strictum DC.]—Woods and pinelands, Coastal Plain eg adi. pos ms 
Fla. to Tex., Mo., and N. J. 
11. M. tenuifolia (T. & G.) Kuntze. Stem lax: stipules subulate: Jeaflets 
3-8 em. long; bl pé linear: lateral ealyx-lobes mostly shorter than the tube, 
the lower we not much longer: standard 3-4 mm. long, br rr obovate: 
- androecium 3—4 mm. long: loment-joints obliquely obo ovate, about 2 wide. 
i tenuifolium T. & G.]—Sandhills and pinclaside. Coastal Plain, “Fa. to 
12. M. e (L.) Kuntze. Stem erect: stipules ovate: leaflets 3-10 em. 
long; blades ovate to ovate-rhomboid: lateral ealyx-lobes lanceolate, longer 
than the tube, arate. the lower lobe longer and slender-tipped: standard 9-12 
